(19)

(11)

EP 0 406 287 A1

(12)

(43) Date of publication: 09.01.1991 Bulletin 1991/02 (21) Application number: 89904016.0 (22) Date of filing: 21.03.1989

(51) International Patent Classification (IPC):  B09B 3/ 00( . ) C10L 10/ 00( . ) C10L 9/ 10( . ) F23G 5/ 00( . ) (86) International application number: PCT/DK1989/000063 (87) International publication number: WO 1989/009253 (05.10.1989 Gazette 1989/24)

(84) Designated Contracting States: AT BE DE FR GB IT LU NL SE (30) Priority: 21.03.1988 DK 19880001538 (71) Applicant: FLS MILJO A/S DK-2500 Valby, Copenhagen (DK)	(72) Inventor: HOLBEK, Kjeld DK-4000 Roskilde (DK) (74) Representative: Lomholt, Lars A., et al  c/o Lehmann & Ree A/S Grundtvigsvej 37 DK-1864 Frederiksberg C DK-1864 Frederiksberg C (DK)